Home / 82,368.32-113,668.59-52,122.11

Finding the Fourth Proportional to 82,368.32, 113,668.59 and 52,122.11

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Solution

The fourth proportional to 82,368.32, 113,668.59 and 52,122.11 is: 71,928.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    82,368.32 : 113,668.59 = 52,122.11 : x
  2. Step 2: Convert to fraction form
    82,368.32/113,668.59 = 52,122.11/x
  3. Step 3: Cross multiply
    82,368.32x = 113,668.59 × 52,122.11
  4. Step 4: Simplify right side
    82,368.32x = 5,924,646,183.18
  5. Step 5: Solve for x
    x = 5,924,646,183.18/82,368.32
  6. Step 6: Final answer
    x = 71,928.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.